#include <stdio.h>
int main()
{	   		 	 	 		 
    char ch;
    scanf("%c", &ch);                                         //1
    if ((ch >= 'A' && ch <= 'Z') || (ch >= 'a' && ch <= 'z')) //1
    {	   		 	 	 		 
        printf("It is an English character.");
    }
    else if (ch >= '0' && ch <= '9')                          //1
    {	   		 	 	 		 
        printf("It is a digit character.");
    }
    else if (ch == ' ')                                       //1
    {	   		 	 	 		 
        printf("It is a space character.");
    }
    else                                                      //2
        printf("It is other character.");

    return 0;
}